Unit 3 Science Vocab-Space

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Across
  1. 5. a measure of how bright a star would be if it were seen from a standard distance
  2. 8. a big explosion in which a massive star collapses and throw out its layers into space
  3. 10. space and all the matter and energy in it
Down
  1. 1. the distance that light travels in a year
  2. 2. Russel diagram that shows the relationship between a star's surface temperature and absolute magnitude
  3. 3. all of the frequencies of wavelengths of electromagnetic radaition
  4. 4. a small hot dim star that is the left over center of an old star
  5. 6. a star that has collapsed under gravity to the point that the electrons and protons have smashed together to form neutrons
  6. 7. a collection of stars, dust, and gas bound together by gravity
  7. 9. a large cloud of gas and dust in interstellar space; a region where stars are born